1320579145

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1\times {\mathrm{6229}}^1$

素因数の和:6732

約数の個数: 16

約数和(自身を含む): 1603602000

約数和(自身を除く): 283022855

約数列:

[1, 5, 109, 389, 545, 1945, 6229, 31145, 42401, 212005, 678961, 2423081, 3394805, 12115405, 264115829, 1320579145]

約数ペア:

[(1, 1320579145), (5, 264115829), (109, 12115405), (389, 3394805), (545, 2423081), (1945, 678961), (6229, 212005), (31145, 42401)]